Seiko Cal. 5689 - 538

The Seiko 5689-538 represents an important milestone in Seiko's 1967 lineup. It features a Navy dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-220f856180db]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Navy

Jewels

24j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1967

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